Ellen has already bought some flowers. (改为否定句)
Ellen________ bought any flowers________
无现金支付已经改变了我们的生活方式,它真的很方便。
Cashless payment has ________the________ of our life and it is really convenient.
面对困难时如果你不放弃,你就应该为自己感到骄做。
If you never give up when in trouble, you should be________ ________yourself.
Our school is going to________ (修建) a new library next month.
To sit________ (舒适地), passengers aren't supposed to eat or drink on the subway.
Thank you for giving me the useful________ (建议)to learn English.
